* {
  margin: 0;
  padding: 0;
}
form {
  width: 50%;
  margin: auto;
  label {
    display: block;
    width: 100%;
    margin-top: 15px;
    span {
      display: inline-block;
      width: 15%;
    }
    input {
      border: none;
      border-bottom: 1px solid #e3e3e3;
      outline: 0;
    }
    .sex {
      display: inline;
      margin-right: 5px;
    }
  }
}
.btn {
    width: 50%;
    margin: auto;
  button {
    text-align: center;
    display: inline-block;
    width: 40%;
    padding: 5px 0;
    border: 3px solid crimson;
    color: black;
  }
}
